28 static int nfsd_acceptable(void *expv, struct dentry *dentry)  in nfsd_acceptable()  argument
32 	struct dentry *tdentry;  in nfsd_acceptable()
33 	struct dentry *parent;  in nfsd_acceptable()
38 	tdentry = dget(dentry);  in nfsd_acceptable()
39 	while (tdentry != exp->ex_path.dentry && !IS_ROOT(tdentry)) {  in nfsd_acceptable()
52 	if (tdentry != exp->ex_path.dentry)  in nfsd_acceptable()
54 	rv = (tdentry == exp->ex_path.dentry);  in nfsd_acceptable()
65 nfsd_mode_check(struct svc_rqst *rqstp, struct dentry *dentry,  in nfsd_mode_check()  argument
68 	umode_t mode = d_inode(dentry)->i_mode & S_IFMT;  in nfsd_mode_check()
73 		if (mode == S_IFDIR && !d_can_lookup(dentry)) {  in nfsd_mode_check()
120 	struct dentry *dentry, struct svc_export *exp)  in check_pseudo_root()  argument
136 	if (unlikely(!d_is_dir(dentry) &&  in check_pseudo_root()
137 		     !d_is_symlink(dentry)))  in check_pseudo_root()
144 	if (unlikely(dentry != exp->ex_path.dentry))  in check_pseudo_root()
159 	struct dentry *dentry;  in nfsd_set_fh_dentry()  local
270 		dentry = dget(exp->ex_path.dentry);  in nfsd_set_fh_dentry()
272 		dentry = exportfs_decode_fh_raw(exp->ex_path.mnt, fid,  in nfsd_set_fh_dentry()
275 		if (IS_ERR_OR_NULL(dentry)) {  in nfsd_set_fh_dentry()
277 					dentry ?  PTR_ERR(dentry) : -ESTALE);  in nfsd_set_fh_dentry()
278 			switch (PTR_ERR(dentry)) {  in nfsd_set_fh_dentry()
283 				dentry = ERR_PTR(-ESTALE);  in nfsd_set_fh_dentry()
287 	if (dentry == NULL)  in nfsd_set_fh_dentry()
289 	if (IS_ERR(dentry)) {  in nfsd_set_fh_dentry()
290 		if (PTR_ERR(dentry) != -EINVAL)  in nfsd_set_fh_dentry()
291 			error = nfserrno(PTR_ERR(dentry));  in nfsd_set_fh_dentry()
295 	if (d_is_dir(dentry) &&  in nfsd_set_fh_dentry()
296 			(dentry->d_flags & DCACHE_DISCONNECTED)) {  in nfsd_set_fh_dentry()
298 				dentry);  in nfsd_set_fh_dentry()
301 	fhp->fh_dentry = dentry;  in nfsd_set_fh_dentry()
306 		if (dentry->d_sb->s_export_op->flags & EXPORT_OP_NOATOMIC_ATTR)  in nfsd_set_fh_dentry()
310 		if (dentry->d_sb->s_export_op->flags & EXPORT_OP_NOWCC)  in nfsd_set_fh_dentry()
354 	struct dentry	*dentry;  in fh_verify()  local
364 	dentry = fhp->fh_dentry;  in fh_verify()
382 	error = check_pseudo_root(rqstp, dentry, exp);  in fh_verify()
390 	error = nfsd_mode_check(rqstp, dentry, type);  in fh_verify()
407 			&& exp->ex_path.dentry == dentry)  in fh_verify()
416 	error = nfsd_permission(rqstp, exp, dentry, access);  in fh_verify()
421 			dentry,  in fh_verify()
439 		struct dentry *dentry)  in _fh_update()  argument
441 	if (dentry != exp->ex_path.dentry) {  in _fh_update()
448 			exportfs_encode_fh(dentry, fid, &maxsize, subtreecheck);  in _fh_update()
458 static inline void _fh_update_old(struct dentry *dentry,  in _fh_update_old()  argument
462 	fh->ofh_ino = ino_t_to_u32(d_inode(dentry)->i_ino);  in _fh_update_old()
463 	fh->ofh_generation = d_inode(dentry)->i_generation;  in _fh_update_old()
464 	if (d_is_dir(dentry) ||  in _fh_update_old()
471 	return exp->ex_path.dentry == exp->ex_path.dentry->d_sb->s_root;  in is_root_export()
476 	return exp->ex_path.dentry->d_sb;  in exp_sb()
559 fh_compose(struct svc_fh *fhp, struct svc_export *exp, struct dentry *dentry,  in fh_compose()  argument
570 	struct inode * inode = d_inode(dentry);  in fh_compose()
575 		(long) d_inode(exp->ex_path.dentry)->i_ino,  in fh_compose()
576 		dentry,  in fh_compose()
593 		       dentry);  in fh_compose()
598 		       dentry);  in fh_compose()
600 	fhp->fh_dentry = dget(dentry); /* our internal copy */  in fh_compose()
611 			ino_t_to_u32(d_inode(exp->ex_path.dentry)->i_ino);  in fh_compose()
612 		fhp->fh_handle.ofh_dirino = ino_t_to_u32(parent_ino(dentry));  in fh_compose()
614 			_fh_update_old(dentry, exp, &fhp->fh_handle);  in fh_compose()
623 			d_inode(exp->ex_path.dentry)->i_ino,  in fh_compose()
627 			_fh_update(fhp, exp, dentry);  in fh_compose()
644 	struct dentry *dentry;  in fh_update()  local
649 	dentry = fhp->fh_dentry;  in fh_update()
650 	if (d_really_is_negative(dentry))  in fh_update()
653 		_fh_update_old(dentry, fhp->fh_export, &fhp->fh_handle);  in fh_update()
658 		_fh_update(fhp, fhp->fh_export, dentry);  in fh_update()
668 		dentry);  in fh_update()
678 	struct dentry * dentry = fhp->fh_dentry;  in fh_put()  local
680 	if (dentry) {  in fh_put()
683 		dput(dentry);  in fh_put()